Linux Kernel 2.6 hfs_find_init access control

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel 2.6. This issue affects the function hfs_find_init. Such manipulation leads to access control. This vulnerability is referenced as CVE-2011-2203. No exploit is available.

Detailsinfo

A vulnerability was found in Linux Kernel 2.6 (Operating System). It has been rated as problematic. Affected by this issue is the function hfs_find_init. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is availability. CVE summarizes:

The hfs_find_init function in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and Oops) by mounting an HFS file system with a malformed MDB extent record.

The weakness was published 01/27/2012 by Clement Lecigne as Bug 712774 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2011-2203 since 05/31/2011. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 74767 (openSUSE Security Update : kernel (openSUSE-2012-65)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165581 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2011:046)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (67993), Tenable (74767), SecurityFocus (BID 48236†), Secunia (SA47754†) and Vulnerability Center (SBV-31757†). Similar entries are available at VDB-60026, VDB-58409 and VDB-64242. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 4.0
VulDB Temp Score: 4.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 74767
Nessus Name: openSUSE Security Update : kernel (openSUSE-2012-65)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 881051
OpenVAS Name: CentOS Update for kernel CESA-2011:1479 centos5 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/31/2011 🔍
06/12/2011 +12 days 🔍
06/13/2011 +1 days 🔍
06/14/2011 +1 days 🔍
01/25/2012 +225 days 🔍
01/27/2012 +2 days 🔍
01/27/2012 +0 days 🔍
06/13/2014 +868 days 🔍
03/23/2015 +283 days 🔍
11/29/2021 +2443 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 712774
Researcher: Clement Lecigne
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-2203 (🔍)
GCVE (CVE): GCVE-0-2011-2203
GCVE (VulDB): GCVE-100-60020

OVAL: 🔍

X-Force: 67993
SecurityFocus: 48236 - Linux Kernel 'hfs_find_init()' Function NULL Pointer Deference Local Denial of Service Vulnerability
Secunia: 47754 - Ubuntu update for kernel, Not Critical
Vulnerability Center: 31757 - Linux Kernel 2.6.1 through 2.6.39-rc4 Local Denial of Service Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/29/2021 08:31
Changes: 03/23/2015 16:50 (66), 03/24/2017 07:51 (14), 11/29/2021 08:31 (3)
Complete: 🔍
Cache ID: 216:13B:103

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